[PATCH 3/4] drm/i914/xe3lpd: Increase bigjoiner limitations
Suraj Kandpal
suraj.kandpal at intel.com
Tue Oct 15 06:10:10 UTC 2024
With 6k resolution support for a single crtc being added
bigjoiner will only come into picture when hdisplay > 6144
Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 6b27fabd61c3..6cdc968522df 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1314,14 +1314,17 @@ bool intel_dp_needs_joiner(struct intel_dp *intel_dp,
int num_joined_pipes)
{
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+ int hdisplay_limit;
if (!intel_dp_has_joiner(intel_dp))
return false;
num_joined_pipes /= 2;
+ hdisplay_limit = DISPLAY_VER(i915) >= 30 ? 6144 : 5120;
+
return clock > num_joined_pipes * i915->display.cdclk.max_dotclk_freq ||
- hdisplay > num_joined_pipes * 5120;
+ hdisplay > num_joined_pipes * hdisplay_limit;
}
int intel_dp_num_joined_pipes(struct intel_dp *intel_dp,
--
2.47.0
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